# K6BuilderExtensions

- Kind: `class`
- Package: [CommunityToolkit.Aspire.Hosting.k6](/reference/api/csharp/communitytoolkit.aspire.hosting.k6.md)
- Version: `13.4.0`
- Namespace: `Aspire.Hosting`
- Target framework: `net10.0`
- Source: [GitHub](https://github.com/CommunityToolkit/Aspire/blob/d9dc6fc02412d7398c5722840513d99965a6e98f/src/CommunityToolkit.Aspire.Hosting.k6/K6BuilderExtensions.cs)

Provides extension methods for adding Grafana k6 resources to the application model.

## Definition

```csharp
namespace Aspire.Hosting;

public static class K6BuilderExtensions
{
    // ...
}
```

## Methods

- [AddK6(IDistributedApplicationBuilder, string, bool, int?)](/reference/api/csharp/communitytoolkit.aspire.hosting.k6/k6builderextensions/methods.md#addk6-idistributedapplicationbuilder-string-bool-int) : `IResourceBuilder<K6Resource>` `extension` `ats export` -- Adds a Grafana k6 container resource to the application model. The default image is and the tag is .
- [WithK6OtlpEnvironment(IResourceBuilder<K6Resource>)](/reference/api/csharp/communitytoolkit.aspire.hosting.k6/k6builderextensions/methods.md#withk6otlpenvironment-iresourcebuilder-k6resource) : `IResourceBuilder<K6Resource>` `extension` `ats export` -- Set K6 environment variables from the existing OTEL environment set for this resource. See https://grafana.com/docs/k6/latest/results-output/real-time/opentelemetry/#configuration.
- [WithScript(IResourceBuilder<K6Resource>, string, int, string)](/reference/api/csharp/communitytoolkit.aspire.hosting.k6/k6builderextensions/methods.md#withscript-iresourcebuilder-k6resource-string-int-string) : `IResourceBuilder<K6Resource>` `extension` `ats export` -- Runs a k6 JS script when starting the Grafana k6 container resource.